Home / 4,012.76-6,015.36-1,413.92

Finding the Fourth Proportional to 4,012.76, 6,015.36 and 1,413.92

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Solution

The fourth proportional to 4,012.76, 6,015.36 and 1,413.92 is: 2,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.76 : 6,015.36 = 1,413.92 : x
  2. Step 2: Convert to fraction form
    4,012.76/6,015.36 = 1,413.92/x
  3. Step 3: Cross multiply
    4,012.76x = 6,015.36 × 1,413.92
  4. Step 4: Simplify right side
    4,012.76x = 8,505,237.81
  5. Step 5: Solve for x
    x = 8,505,237.81/4,012.76
  6. Step 6: Final answer
    x = 2,119.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.